JPWO2022255373A1 - - Google Patents

Info

Publication number
JPWO2022255373A1
JPWO2022255373A1 JP2023525867A JP2023525867A JPWO2022255373A1 JP WO2022255373 A1 JPWO2022255373 A1 JP WO2022255373A1 JP 2023525867 A JP2023525867 A JP 2023525867A JP 2023525867 A JP2023525867 A JP 2023525867A JP WO2022255373 A1 JPWO2022255373 A1 JP WO2022255373A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2023525867A
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2022255373A1 publication Critical patent/JPWO2022255373A1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/02—Crystallisation from solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
JP2023525867A 2021-06-02 2022-05-31 Pending JPWO2022255373A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021093032 2021-06-02
PCT/JP2022/022166 WO2022255373A1 (fr) 2021-06-02 2022-05-31 Cuve mise en œuvre dans un dispositif de purification

Publications (1)

Publication Number Publication Date
JPWO2022255373A1 true JPWO2022255373A1 (fr) 2022-12-08

Family

ID=84323445

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023525867A Pending JPWO2022255373A1 (fr) 2021-06-02 2022-05-31

Country Status (5)

Country Link
EP (1) EP4349445A1 (fr)
JP (1) JPWO2022255373A1 (fr)
CN (1) CN117412795A (fr)
TW (1) TW202313169A (fr)
WO (1) WO2022255373A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60037256T2 (de) * 1999-08-25 2008-12-04 Kansai Chemical Engineering Co., Ltd., Amagasaki Vorrichtung und verfahren zur kristallisation
US6508583B1 (en) 2000-11-28 2003-01-21 E. I. Du Pont De Nemours And Company Agitated vessel for producing a suspension of solids
JP4518465B2 (ja) 2003-07-07 2010-08-04 月島機械株式会社 晶析方法及び装置
JP5715318B2 (ja) 2005-12-06 2015-05-07 株式会社日本触媒 アクリル酸の製造方法
US8673245B2 (en) 2008-09-22 2014-03-18 Nippon Shokubai Co., Ltd. Fixed-bed reactor and process for producing acrylic acid using the reactor
JP5929480B2 (ja) 2012-02-01 2016-06-08 三菱レイヨン株式会社 メタクリル酸の精製方法

Also Published As

Publication number Publication date
TW202313169A (zh) 2023-04-01
WO2022255373A1 (fr) 2022-12-08
EP4349445A1 (fr) 2024-04-10
CN117412795A (zh) 2024-01-16

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Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231201